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-rw-r--r--liberty.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/liberty.c b/liberty.c
index 2c17ceb..eb223d8 100644
--- a/liberty.c
+++ b/liberty.c
@@ -2219,6 +2219,70 @@ async_getaddrinfo (struct async_manager *manager,
return self;
}
+// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+
+typedef void (*async_getnameinfo_fn) (int, char *, char *, void *);
+
+struct async_getnameinfo
+{
+ struct async async; ///< Parent object
+
+ int gni_result; ///< Direct result from getnameinfo()
+ char host[NI_MAXHOST]; ///< gni() result: host name
+ char service[NI_MAXSERV]; ///< gni() result: service name
+
+ struct sockaddr *address; ///< gni() argument: address
+ socklen_t address_len; ///< Size of the address
+ int flags; ///< gni() argument: flags
+
+ async_getnameinfo_fn dispatcher; ///< Event dispatcher
+ void *user_data; ///< User data
+};
+
+static void
+async_getnameinfo_execute (struct async *async)
+{
+ struct async_getnameinfo *self = (struct async_getnameinfo *) async;
+ self->gni_result = getnameinfo (self->address, self->address_len,
+ self->host, sizeof self->host,
+ self->service, sizeof self->service, self->flags);
+}
+
+static void
+async_getnameinfo_dispatch (struct async *async)
+{
+ struct async_getnameinfo *self = (struct async_getnameinfo *) async;
+ self->dispatcher (self->gni_result, self->host, self->service,
+ self->user_data);
+}
+
+static void
+async_getnameinfo_destroy (struct async *async)
+{
+ struct async_getnameinfo *self = (struct async_getnameinfo *) async;
+ free (self->address);
+ free (self);
+}
+
+static struct async_getnameinfo *
+async_getnameinfo (struct async_manager *manager,
+ const struct sockaddr *sa, socklen_t sa_len, int flags)
+{
+ struct async_getnameinfo *self = xcalloc (1, sizeof *self);
+ async_init (&self->async, manager);
+
+ self->address = memcpy (xmalloc (sa_len), sa, sa_len);
+ self->address_len = sa_len;
+ self->flags = flags;
+
+ self->async.execute = async_getnameinfo_execute;
+ self->async.dispatcher = async_getnameinfo_dispatch;
+ self->async.destroy = async_getnameinfo_destroy;
+
+ async_run (&self->async);
+ return self;
+}
+
#endif // LIBERTY_WANT_ASYNC
// --- libuv-style write adaptor -----------------------------------------------